remalearning.dk
Last scanned: 2026-08-27 06:16:21  ·  1071ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   43ms
NameserverIP addressesPTRASN / ISP
johnny.ns.cloudflare.com 108.162.195.186
162.159.44.186
172.64.35.186
2606:4700:58::a29f:2cba
2803:f800:50::6ca2:c3ba
2a06:98c1:50::ac40:23ba		 johnny.ns.cloudflare.com
johnny.ns.cloudflare.com
johnny.ns.cloudflare.com
johnny.ns.cloudflare.com
johnny.ns.cloudflare.com
johnny.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
sierra.ns.cloudflare.com 108.162.194.245
162.159.38.245
172.64.34.245
2606:4700:50::a29f:26f5
2803:f800:50::6ca2:c2f5
2a06:98c1:50::ac40:22f5		 sierra.ns.cloudflare.com
sierra.ns.cloudflare.com
sierra.ns.cloudflare.com
sierra.ns.cloudflare.com
sierra.ns.cloudflare.com
sierra.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
🌍 A Records1 records   54ms
IPTTLPTRASNISP / OrgCIDRCountryCity
93.191.155.240 300s forward.dnsfactory.dk AS48854 team.blue Denmark A/S 93.191.152.0/21 🇩🇰 Denmark —
📧 MX Records
📧
No MX records found
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover104.21.13.183
🔶 Autoconfig104.21.13.183
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records
📝
No TXT records found
✉️ SPF
✗ No SPF record — mail spoofing not restricted
📨 DMARC
PolicyRecord (_dmarc.remalearning.dk)
p=reject v=DMARC1; p=reject; rua=mailto:682afc9da1e13@dmarc-dk.centerasecurity.com;
📬 MTA-STS
✗ No MTA-STS policy — SMTP TLS not enforced
📈 TLSRPT
✗ No TLSRPT record — no SMTP TLS failure reporting
📜 CAA Records
✗ No CAA records — any CA may issue certificates
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC117ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2412389107
Primary NS (MNAME)johnny.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
43ms
A
54ms
MX
49ms
AAAA
51ms
TXT
374ms
CAA
63ms
HTTPS
72ms
TLSA
101ms
SOA
0ms
MTA-STS
76ms
DNSSEC
117ms
SRV
638ms
Total
1071ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-27 06:16:21 1071ms 2 NS 1 A 0 MX 🔒 Secure View
2026-08-17 00:30:59 3554ms 2 NS 1 A 0 MX 🔒 Secure View
2026-08-12 23:26:22 2117ms 2 NS 1 A 0 MX 🔒 Secure View
2026-07-18 19:24:17 913ms 2 NS 1 A 0 MX 🔒 Secure View
2026-06-28 12:45:03 896ms 2 NS 1 A 0 MX 🔒 Secure View
2026-06-24 10:56:03 1070ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-21 04:28:45 353ms 2 NS 1 A 0 MX 🔓 Insecure View
2026-06-17 22:59:39 634ms 2 NS 1 A 0 MX 🔒 Secure View
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